php로 mysql 연결

<?php
    $servername = 'ip주소';
    $username = 'username';
    $password = 'password';
    $dbname = 'dbname';
 
    // Create connection
    $conn = new mysqli($servername, $username, $password, $dbname);
    // Check connection
    if ($conn->connect_error) {
        die("Connection failed: " . $conn->connect_error);
    } 
?>